Measuring needle for a hydronic system



FIG. 1 is a side view from one side showing my new design;

FIG. 2 is a view from the front of the measuring needle shown in FIG. 1;

FIG. 3 is a top plan view of the measuring needle shown in FIG. 1;

FIG. 4 is a bottom plan view of the measuring needle shown in FIG. 1;

FIG. 5 is a rear view of the measuring needle shown in FIG. 1;

FIG. 6 is a side view from the other side of the measuring needle shown in FIG. 1;

FIG. 7 is a perspective view from above of the measuring needle shown in FIG. 1; and,

FIG. 8 is a perspective view from below of the measuring needle shown in FIG. 1. 

The ornamental design for a measuring needle for a hydronic system. 